This patch fixes missing IPU condition when fdatasync is called.
With this patch, fdatasync is able to avoid additional node writes for recovery.
Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
fs/f2fs/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index b04ab40..e3d32f6 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -202,7 +202,7 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t
end, int datasync)
trace_f2fs_sync_file_enter(inode);
/* if fdatasync is triggered, let's do in-place-update */
- if (get_dirty_pages(inode) <= SM_I(sbi)->min_fsync_blocks)
+ if (datasync || get_dirty_pages(inode) <= SM_I(sbi)->min_fsync_blocks)
set_inode_flag(fi, FI_NEED_IPU);
ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
clear_inode_flag(fi, FI_NEED_IPU);
--
2.6.3
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